Radium isotopes and 228Th in surface water samples collected on POLARSTERN ex...
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Radium isotopes are produced by decay of an isotope of thorium, a highly particle reactive element. Radium is relatively soluble in seawater such that once a thorium isotope in...
镭同位素（Radium isotopes）由钍（thorium）的一种同位素衰变生成，钍是一种高颗粒反应性元素。镭在海水（seawater）中相对易溶，因此一旦某一钍同位素在……
